Fix build issues

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$" vcs="Git" />
+  </component>
+</project>

build.gradle

@@ -5,7 +5,7 @@ plugins {
 }
 
 group 'tech.nevets.jamlinstaller'
-version '0.1.0'
+version '0.1.1'
 
 sourceCompatibility = targetCompatibility = JavaVersion.VERSION_17
 
@@ -16,3 +16,9 @@ repositories {
 dependencies {
     implementation 'commons-io:commons-io:2.11.0'
 }
+
+shadowJar {
+    manifest {
+        attributes 'Main-Class': 'tech.nevets.jamlinstaller.Main'
+    }
+}